CV/CK SHIM #3 (PKG OF 4) FOR 4000 LARGE HEAD and superior alignment—ensuring accurate

and superior alignment—ensuring accurate

Enhance your honing precision with Sunnen 4GP20 Tooling—designed for high-performance applications requiring accuracy

Designed for use with R28-series mandrels

Trusted by professionals in automotive

CV/CK SHIM #3 (PKG OF 4) FOR 4000 LARGE HEAD and superior alignment—ensuring accuratePrecision engineered for maximum performance, Sunnen CV CK tooling delivers unmatched accuracy and durability for cylinder honing applications. Designed for use with Sunnen CV and CK honing systems, this tooling ensures fast, consistent stock removal and superior surface finishes. Ideal for automotive and high performance engine builders, Sunnen CV CK tooling is the trusted choice for achieving optimal bore geometry and repeatable results every time.